﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace QD.Data.Query
{
    public class OperateExp
    {
        public const String GreatThen = ">=";
        public const String Greater = ">";
        public const String Equal = "=";
        public const String LessThen = "<=";
        public const String Less = "<";
    }
}
